Pieterse, F., The pilchard of south west Africa (Sardinops ocellata) : : oceanographical conditions associated with red-tides and fish mortalities in the Walvis bay region / F. Pieterse, D.C. Van Der Post. - 125 páginas : il. - Investigational report; no. 14 . Subjects--Topical Terms: DINOFLAGELADOS.FLORACIONES ALGALES.OCEANOGRAFIA BIOLOGICA.PECES--MORTALIDAD. Dewey Class. No.: FOLLETOS